OpenTechnical

OT-2026-000092741

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000092741) never changes.

Identity and time

Publication numberOT-2026-000092741 · never reused
Internal UUID01a0ae9d-b600-7597-a7c6-7a6835b67cb3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092741
StatusPUBLIC

Content hashes

Canonical textd4d9d9eea38d994ca233ec6eeea587bb499a0db85695debb35b2d95913431a3e
Markdown094aab124c3559d04763abaa4920f263a0be044f0d3bd21ee64d9d01189ddaea
PDF
Publication page5451576f68ed4399a45fc34be181620146c4c3ad1a49e9cd1605908b9b58435f
Manifestf30e414ee752bc7f551d2ad6cb636d1bc057de1b6f3c95825d0b9bb3f5ea8888

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureFq6SHhylX/uvYrM3PGo91IZwttZhUSfCG/z5D0kbw3u9DEDszh16nK2cUMboknOpxFRTcZ4wxHRU4z5wlwgzDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:41:22.079473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092741
observed 5451576f68ed4399a45fc34be1816201...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:22.062230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092741/manifest.json
observed f30e414ee752bc7f551d2ad6cb636d1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:22.044198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092741/publication.md
observed 094aab124c3559d04763abaa4920f263...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:22.023919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092741/publication.txt
observed d4d9d9eea38d994ca233ec6eeea587bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.